56598541648 has 40 divisors (see below), whose sum is σ = 123487739136. Its totient is φ = 24896716800.

The previous prime is 56598541591. The next prime is 56598541661. The reversal of 56598541648 is 84614589565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5181361 + ... + 5192272.

Almost surely, 2^56598541648 is an apocalyptic number.

It is an amenable number.

56598541648 is an abundant number, since it is smaller than the sum of its proper divisors (66889197488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56598541648 is a wasteful number, since it uses less digits than its factorization.

56598541648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10373683 (or 10373677 counting only the distinct ones).

The product of its digits is 41472000, while the sum is 61.

The spelling of 56598541648 in words is "fifty-six billion, five hundred ninety-eight million, five hundred forty-one thousand, six hundred forty-eight".